Pith Number

pith:UQOOACND

pith:2026:UQOOACNDRIGPDXAQZRXHARV5KR

not attested not anchored not stored refs pending

Transition from Statistical to Hardware-Limited Scaling in Photonic Quantum State Reconstruction

Attila Baumann, G\'abor Vattay, J\'anos Koltai, Zsolt Kis

arxiv:2603.12235 v2 · 2026-03-12 · quant-ph · cond-mat.dis-nn · cs.ET · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UQOOACNDRIGPDXAQZRXHARV5KR}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-01T01:17:48.768228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a41ce009a38a0cf1dc10cc6e7046bd546432a757c3827440ddb803e98d545c71

Aliases

arxiv: 2603.12235 · arxiv_version: 2603.12235v2 · doi: 10.48550/arxiv.2603.12235 · pith_short_12: UQOOACNDRIGP · pith_short_16: UQOOACNDRIGPDXAQ · pith_short_8: UQOOACND

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/UQOOACNDRIGPDXAQZRXHARV5KR \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: a41ce009a38a0cf1dc10cc6e7046bd546432a757c3827440ddb803e98d545c71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f051716adc105be2d208806492726ad04e23104adaefbb74427fb2f95a8cb8ff",
    "cross_cats_sorted": [
      "cond-mat.dis-nn",
      "cs.ET",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-03-12T17:53:33Z",
    "title_canon_sha256": "5c9eb5b9f238242e518ac3f717e89b4048bc3b366a09ec586b108771b9989720"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.12235",
    "kind": "arxiv",
    "version": 2
  }
}